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<FONT color="green">001</FONT>    package org.hackystat.sensorshell;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import static org.junit.Assert.assertEquals;<a name="line.3"></a>
<FONT color="green">004</FONT>    import java.util.Date;<a name="line.4"></a>
<FONT color="green">005</FONT>    import java.util.HashMap;<a name="line.5"></a>
<FONT color="green">006</FONT>    import java.util.Map;<a name="line.6"></a>
<FONT color="green">007</FONT>    import javax.xml.datatype.XMLGregorianCalendar;<a name="line.7"></a>
<FONT color="green">008</FONT>    import org.hackystat.sensorbase.client.SensorBaseClient;<a name="line.8"></a>
<FONT color="green">009</FONT>    import org.hackystat.sensorbase.resource.sensordata.jaxb.Properties;<a name="line.9"></a>
<FONT color="green">010</FONT>    import org.hackystat.sensorbase.resource.sensordata.jaxb.Property;<a name="line.10"></a>
<FONT color="green">011</FONT>    import org.hackystat.sensorbase.resource.sensordata.jaxb.SensorData;<a name="line.11"></a>
<FONT color="green">012</FONT>    import org.hackystat.sensorbase.resource.sensordata.jaxb.SensorDataIndex;<a name="line.12"></a>
<FONT color="green">013</FONT>    import org.hackystat.sensorbase.resource.sensordata.jaxb.SensorDataRef;<a name="line.13"></a>
<FONT color="green">014</FONT>    import org.hackystat.sensorbase.server.Server;<a name="line.14"></a>
<FONT color="green">015</FONT>    import org.hackystat.utilities.tstamp.Tstamp;<a name="line.15"></a>
<FONT color="green">016</FONT>    import org.junit.AfterClass;<a name="line.16"></a>
<FONT color="green">017</FONT>    import org.junit.BeforeClass;<a name="line.17"></a>
<FONT color="green">018</FONT>    import org.junit.Test;<a name="line.18"></a>
<FONT color="green">019</FONT>    <a name="line.19"></a>
<FONT color="green">020</FONT>    /**<a name="line.20"></a>
<FONT color="green">021</FONT>     * Provides testing classes and a main method for experimenting with MultiSensorShell performance.<a name="line.21"></a>
<FONT color="green">022</FONT>     * &lt;p&gt;<a name="line.22"></a>
<FONT color="green">023</FONT>     * The main() method provides a simple experimental interface.  To use it, bring up a SensorBase.<a name="line.23"></a>
<FONT color="green">024</FONT>     * Then invoke the main() method, editing the initial local variables as you wish. The system<a name="line.24"></a>
<FONT color="green">025</FONT>     * will run, printing out the elapsed time in milliseconds required for each add() of an <a name="line.25"></a>
<FONT color="green">026</FONT>     * individual SensorData instance.  At the end of the run, it will print out the total elapsed<a name="line.26"></a>
<FONT color="green">027</FONT>     * time and the average time to send each SensorData instance to the server.  Note that I have<a name="line.27"></a>
<FONT color="green">028</FONT>     * seen a variance of around 0.5 milliseconds in the average time per instance send. So, for<a name="line.28"></a>
<FONT color="green">029</FONT>     * example, when repeatedly running under the same settings, I have obtained values <a name="line.29"></a>
<FONT color="green">030</FONT>     * varying between 3.1 to about 3.7 milliseconds per instance.  This is with totalData = 5000.<a name="line.30"></a>
<FONT color="green">031</FONT>     * It appears that the variance decreases if you increase totalData to about 50,000. At that <a name="line.31"></a>
<FONT color="green">032</FONT>     * point, I get relatively consistent throughput of around 2.8 milliseconds per instance. <a name="line.32"></a>
<FONT color="green">033</FONT>     *<a name="line.33"></a>
<FONT color="green">034</FONT>     * @author Philip Johnson<a name="line.34"></a>
<FONT color="green">035</FONT>     *<a name="line.35"></a>
<FONT color="green">036</FONT>     */<a name="line.36"></a>
<FONT color="green">037</FONT>    public class TestMultiSensorShell {<a name="line.37"></a>
<FONT color="green">038</FONT>      <a name="line.38"></a>
<FONT color="green">039</FONT>      /** The test user. */<a name="line.39"></a>
<FONT color="green">040</FONT>      private static String user = "MultiShell@hackystat.org";<a name="line.40"></a>
<FONT color="green">041</FONT>      private static String host;<a name="line.41"></a>
<FONT color="green">042</FONT>      private static Server server;<a name="line.42"></a>
<FONT color="green">043</FONT>      <a name="line.43"></a>
<FONT color="green">044</FONT>      /**<a name="line.44"></a>
<FONT color="green">045</FONT>       * Starts the server going for these tests, and makes sure our test user is registered. <a name="line.45"></a>
<FONT color="green">046</FONT>       * @throws Exception If problems occur setting up the server. <a name="line.46"></a>
<FONT color="green">047</FONT>       */<a name="line.47"></a>
<FONT color="green">048</FONT>      @BeforeClass public static void setupServer() throws Exception {<a name="line.48"></a>
<FONT color="green">049</FONT>        TestMultiSensorShell.server = Server.newInstance();<a name="line.49"></a>
<FONT color="green">050</FONT>        TestMultiSensorShell.host = TestMultiSensorShell.server.getHostName();<a name="line.50"></a>
<FONT color="green">051</FONT>        SensorBaseClient.registerUser(host, user);<a name="line.51"></a>
<FONT color="green">052</FONT>      }<a name="line.52"></a>
<FONT color="green">053</FONT>      <a name="line.53"></a>
<FONT color="green">054</FONT>      /**<a name="line.54"></a>
<FONT color="green">055</FONT>       * Gets rid of the sent sensor data and the user. <a name="line.55"></a>
<FONT color="green">056</FONT>       * @throws Exception If problems occur setting up the server. <a name="line.56"></a>
<FONT color="green">057</FONT>       */<a name="line.57"></a>
<FONT color="green">058</FONT>      @AfterClass public static void teardownServer() throws Exception {<a name="line.58"></a>
<FONT color="green">059</FONT>        // Now delete all data sent by this user.<a name="line.59"></a>
<FONT color="green">060</FONT>        SensorBaseClient client = new SensorBaseClient(host, user, user);<a name="line.60"></a>
<FONT color="green">061</FONT>        // First, delete all sensor data sent by this user. <a name="line.61"></a>
<FONT color="green">062</FONT>        SensorDataIndex index = client.getSensorDataIndex(user);<a name="line.62"></a>
<FONT color="green">063</FONT>        for (SensorDataRef ref : index.getSensorDataRef()) {<a name="line.63"></a>
<FONT color="green">064</FONT>          client.deleteSensorData(user, ref.getTimestamp());<a name="line.64"></a>
<FONT color="green">065</FONT>        }<a name="line.65"></a>
<FONT color="green">066</FONT>        // Now delete the user too.<a name="line.66"></a>
<FONT color="green">067</FONT>        client.deleteUser(user);<a name="line.67"></a>
<FONT color="green">068</FONT>      }<a name="line.68"></a>
<FONT color="green">069</FONT>      <a name="line.69"></a>
<FONT color="green">070</FONT>      /**<a name="line.70"></a>
<FONT color="green">071</FONT>       * Tests that the MultiSensorShell can send data to the Server and this data can be retrieved.<a name="line.71"></a>
<FONT color="green">072</FONT>       * @throws Exception If problems occur. <a name="line.72"></a>
<FONT color="green">073</FONT>       */<a name="line.73"></a>
<FONT color="green">074</FONT>      @Test public void testMultiSensorShell() throws Exception {<a name="line.74"></a>
<FONT color="green">075</FONT>        // First, start up a SensorShell.<a name="line.75"></a>
<FONT color="green">076</FONT>        SensorProperties properties = new SensorProperties(host, user, user);<a name="line.76"></a>
<FONT color="green">077</FONT>        // Create a MultiSensorShell with default performance properties. <a name="line.77"></a>
<FONT color="green">078</FONT>        Shell shell = new MultiSensorShell(properties, "Test");<a name="line.78"></a>
<FONT color="green">079</FONT>        <a name="line.79"></a>
<FONT color="green">080</FONT>        // Now construct a key-val map representing a SensorData instance. <a name="line.80"></a>
<FONT color="green">081</FONT>        Map&lt;String, String&gt; keyValMap = new HashMap&lt;String, String&gt;();<a name="line.81"></a>
<FONT color="green">082</FONT>        XMLGregorianCalendar tstamp = Tstamp.makeTimestamp();<a name="line.82"></a>
<FONT color="green">083</FONT>        keyValMap.put("Timestamp", tstamp.toString());<a name="line.83"></a>
<FONT color="green">084</FONT>        String tool = "Eclipse";<a name="line.84"></a>
<FONT color="green">085</FONT>        keyValMap.put("Tool", tool);<a name="line.85"></a>
<FONT color="green">086</FONT>        keyValMap.put("SensorDataType", "DevEvent");<a name="line.86"></a>
<FONT color="green">087</FONT>        keyValMap.put("DevEvent-Type", "Compile");<a name="line.87"></a>
<FONT color="green">088</FONT>        <a name="line.88"></a>
<FONT color="green">089</FONT>        // Now add it to the MultiSensorShell and send it to the server. <a name="line.89"></a>
<FONT color="green">090</FONT>        shell.add(keyValMap);<a name="line.90"></a>
<FONT color="green">091</FONT>        shell.send();<a name="line.91"></a>
<FONT color="green">092</FONT>        shell.ping();<a name="line.92"></a>
<FONT color="green">093</FONT>        shell.quit();<a name="line.93"></a>
<FONT color="green">094</FONT>        <a name="line.94"></a>
<FONT color="green">095</FONT>        // Now retrieve it from the server using a SensorBaseClient.<a name="line.95"></a>
<FONT color="green">096</FONT>        SensorBaseClient client = new SensorBaseClient(host, user, user);<a name="line.96"></a>
<FONT color="green">097</FONT>        // Now, get the data, dude. <a name="line.97"></a>
<FONT color="green">098</FONT>        SensorData data = client.getSensorData(user, tstamp);<a name="line.98"></a>
<FONT color="green">099</FONT>        assertEquals("Checking data", tool, data.getTool());<a name="line.99"></a>
<FONT color="green">100</FONT>      }<a name="line.100"></a>
<FONT color="green">101</FONT>      <a name="line.101"></a>
<FONT color="green">102</FONT>      /**<a name="line.102"></a>
<FONT color="green">103</FONT>       * Creates a sample SensorData instance given a user. <a name="line.103"></a>
<FONT color="green">104</FONT>       * @param user The user.<a name="line.104"></a>
<FONT color="green">105</FONT>       * @return The new SensorData instance. <a name="line.105"></a>
<FONT color="green">106</FONT>       */<a name="line.106"></a>
<FONT color="green">107</FONT>      private static SensorData makeSensorData(String user) {<a name="line.107"></a>
<FONT color="green">108</FONT>        String sdt = "TestSdt";<a name="line.108"></a>
<FONT color="green">109</FONT>        SensorData data = new SensorData();<a name="line.109"></a>
<FONT color="green">110</FONT>        String tool = "Subversion";<a name="line.110"></a>
<FONT color="green">111</FONT>        data.setTool(tool);<a name="line.111"></a>
<FONT color="green">112</FONT>        data.setOwner(user);<a name="line.112"></a>
<FONT color="green">113</FONT>        data.setSensorDataType(sdt);<a name="line.113"></a>
<FONT color="green">114</FONT>        data.setTimestamp(Tstamp.makeTimestamp());<a name="line.114"></a>
<FONT color="green">115</FONT>        data.setResource("file://foo/bar/baz.txt");<a name="line.115"></a>
<FONT color="green">116</FONT>        data.setRuntime(Tstamp.makeTimestamp());<a name="line.116"></a>
<FONT color="green">117</FONT>        Property property = new Property();<a name="line.117"></a>
<FONT color="green">118</FONT>        property.setKey("SampleField");<a name="line.118"></a>
<FONT color="green">119</FONT>        property.setValue("The test value for Sample Field");<a name="line.119"></a>
<FONT color="green">120</FONT>        Properties properties = new Properties();<a name="line.120"></a>
<FONT color="green">121</FONT>        properties.getProperty().add(property);<a name="line.121"></a>
<FONT color="green">122</FONT>        data.setProperties(properties);<a name="line.122"></a>
<FONT color="green">123</FONT>        return data;<a name="line.123"></a>
<FONT color="green">124</FONT>      }<a name="line.124"></a>
<FONT color="green">125</FONT>      <a name="line.125"></a>
<FONT color="green">126</FONT>      /**<a name="line.126"></a>
<FONT color="green">127</FONT>       * A simple main class that illustrates how to invoke the MultiSensorShell to explore <a name="line.127"></a>
<FONT color="green">128</FONT>       * performance improvements related to throughput of SensorData instances.  The idea is <a name="line.128"></a>
<FONT color="green">129</FONT>       * bring up a local SensorBase, edit the local variables of this method, then run this <a name="line.129"></a>
<FONT color="green">130</FONT>       * main() to see how fast you can transmit the SensorData to the SensorBase. <a name="line.130"></a>
<FONT color="green">131</FONT>       * @param args Ignored.<a name="line.131"></a>
<FONT color="green">132</FONT>       * @throws Exception If things go wrong. <a name="line.132"></a>
<FONT color="green">133</FONT>       */<a name="line.133"></a>
<FONT color="green">134</FONT>      public static void main(String[] args) throws Exception {<a name="line.134"></a>
<FONT color="green">135</FONT>        long totalData = 50000;<a name="line.135"></a>
<FONT color="green">136</FONT>        int numShells = 10;<a name="line.136"></a>
<FONT color="green">137</FONT>        double autoSendTimeInterval = 0.05;<a name="line.137"></a>
<FONT color="green">138</FONT>        int autoSendBatchSize = 30000;<a name="line.138"></a>
<FONT color="green">139</FONT>        int batchSize = 200;<a name="line.139"></a>
<FONT color="green">140</FONT>        String host = "http://localhost:9876/sensorbase";<a name="line.140"></a>
<FONT color="green">141</FONT>        String user = "TestUser@hackystat.org";<a name="line.141"></a>
<FONT color="green">142</FONT>        System.out.println("Starting run with: totalData: " + totalData + ", numShells: " + numShells + <a name="line.142"></a>
<FONT color="green">143</FONT>            ", autoSendTimeInterval: " + autoSendTimeInterval + ", batchSize: " + batchSize);<a name="line.143"></a>
<FONT color="green">144</FONT>        SensorProperties properties = new SensorProperties(host, user, user);<a name="line.144"></a>
<FONT color="green">145</FONT>        MultiSensorShell multiShell = <a name="line.145"></a>
<FONT color="green">146</FONT>          new MultiSensorShell(properties, "MultiTest", false, autoSendTimeInterval, <a name="line.146"></a>
<FONT color="green">147</FONT>              autoSendBatchSize, numShells, batchSize);<a name="line.147"></a>
<FONT color="green">148</FONT>        // Make sure the user remembers to get the SensorBase running. :-)<a name="line.148"></a>
<FONT color="green">149</FONT>        if (!multiShell.ping()) {<a name="line.149"></a>
<FONT color="green">150</FONT>          throw new Exception("Before running MultiShell, you probably want to run SensorBase!");<a name="line.150"></a>
<FONT color="green">151</FONT>        }<a name="line.151"></a>
<FONT color="green">152</FONT>        Date startTime = new Date();<a name="line.152"></a>
<FONT color="green">153</FONT>        for (int i = 0; i &lt; totalData; i++) {<a name="line.153"></a>
<FONT color="green">154</FONT>          long time1 = new Date().getTime();<a name="line.154"></a>
<FONT color="green">155</FONT>          SensorData data = makeSensorData(user);<a name="line.155"></a>
<FONT color="green">156</FONT>          multiShell.add(data);<a name="line.156"></a>
<FONT color="green">157</FONT>          long time2 = new Date().getTime();<a name="line.157"></a>
<FONT color="green">158</FONT>          System.out.println("Elapsed millis for add: " + (time2 - time1));<a name="line.158"></a>
<FONT color="green">159</FONT>        }<a name="line.159"></a>
<FONT color="green">160</FONT>        multiShell.quit();<a name="line.160"></a>
<FONT color="green">161</FONT>        long totalTime = (new Date().getTime() - startTime.getTime());<a name="line.161"></a>
<FONT color="green">162</FONT>        System.out.println("Total time: " + totalTime + " milliseconds.");<a name="line.162"></a>
<FONT color="green">163</FONT>        double timePerData = (double)totalTime / (double)totalData;<a name="line.163"></a>
<FONT color="green">164</FONT>        System.out.println("Milliseconds/sensordata instance: " + timePerData);<a name="line.164"></a>
<FONT color="green">165</FONT>    <a name="line.165"></a>
<FONT color="green">166</FONT>      }<a name="line.166"></a>
<FONT color="green">167</FONT>      <a name="line.167"></a>
<FONT color="green">168</FONT>    }<a name="line.168"></a>




























































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